---
title: "iOS Developer, RTC at viber – Kyiv, Ukraine · Posted Jul 6"
canonical: "https://www.metaintro.com/job/ios-developer-rtc-at-viber-b732c9a4-ba34-588c-82f6-7b1c45ff1206"
language: "en"
author: "Metaintro"
---

[/company/viber](/company/viber)[viber](/company/viber)
# iOS Developer, RTC at viber

**Setup**
: Remote

**Location**
: Kyiv

**Level**
: not_specified

**Posted**
: Jul 6, 2026

## Description

Rakuten Viber is hiring an iOS Developer for its RTC team to research, develop, analyze, and optimize Viber calls on iOS. The role focuses on WebRTC integration and tuning, signaling protocols, media capture and processing, resource optimization, and call statistics, requiring strong Swift and Objective-C knowledge plus experience with WebRTC, CallKit, AVAudioSession, TCP/IP, and low-level execution concepts.

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